CN214269070U - Powder conveying device - Google Patents
Powder conveying device Download PDFInfo
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- CN214269070U CN214269070U CN202023101698.6U CN202023101698U CN214269070U CN 214269070 U CN214269070 U CN 214269070U CN 202023101698 U CN202023101698 U CN 202023101698U CN 214269070 U CN214269070 U CN 214269070U
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- screw conveyor
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Abstract
The utility model discloses a powder conveying device, which comprises a feeding part, a conveying part and a metering part; the feeding part is connected with the conveying part and is used for feeding powder; the conveying component is connected with the metering component and is used for conveying powder to the metering component; the metering component is used for weighing the powder. The device simple structure, it is safe, effective, reliable and easy and simple to handle, the weight of the powder is filled to measurement lotion that can be accurate, avoids the numerous and diverse of repeated measurement, can effectual reduction and control cost.
Description
Technical Field
The utility model relates to a mine lotion fills technical field, especially relates to a powder conveyor.
Background
The paste filling is a process of processing three materials, namely aggregate, cementing material and water, into high-concentration slurry without critical flow rate and dehydration on the ground and conveying the slurry to a goaf at a long distance and under high pressure.
At present, the filling cost of the paste is mainly the consumption of powder, and the strength of the paste is different and the consumption of the powder is also different according to different proportions. According to the field feedback of filling items, the spiral metering is unstable and has large error. The main materials of the spiral metering are powdery materials, the operation cost is increased on the one hand due to large metering errors, and the strength of the filling body is influenced on the other hand, so that the accuracy of the powder conveying and metering system not only ensures the quality of the paste, but also is an important guarantee for controlling the filling cost.
Therefore, it is an urgent need to solve the problem of the art to provide a powder conveying device for filling paste, which is easy to operate, can continuously convey paste while metering, and can accurately meter the paste.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a powder conveyor for lotion is filled, the device simple structure, safe, effective, reliable and easy and simple to handle, measurement powder weight that can be accurate avoids relapseing numerous and diverse of measurement many times, can effectual reduction and control cost.
Based on above purpose, the utility model provides a technical scheme as follows:
a powder conveying device comprises a feeding part, a conveying part and a metering part;
the feeding part is connected with the conveying part and is used for feeding powder;
the conveying component is connected with the metering component and is used for conveying powder to the metering component;
the metering component is used for weighing the powder.
Preferably, the feeding part comprises a powder bin and a shutter;
the lower end of the powder bin is provided with a feed opening;
the bottom end of the feed opening is abutted against the upper surface of the flashboard;
the gate is used for opening or closing the feed opening.
Preferably, the conveying means comprises a double-tube screw conveyor and a first single-tube screw conveyor;
one end of the double-pipe screw conveyor is abutted against the lower surface of the flashboard, and the other end of the double-pipe screw conveyor is connected with the first single-pipe screw conveyor;
the double-pipe screw conveyor is used for conveying the powder in the powder bin to the first single-pipe screw conveyor.
Preferably, the conveying component further comprises a three-way material distributing valve;
one end of the three-way material distributing valve is connected with the first single-pipe screw conveyer, and the other end of the three-way material distributing valve is connected with the metering component;
the three-way material distributing valve is used for switching the powder conveying direction in the first single-pipe screw conveyor.
Preferably, the metering component comprises two weighing hoppers and a steel bracket which are arranged side by side;
the two weighing hoppers are connected with the three-way distributing valve and used for weighing and metering powder conveyed from the first single-pipe screw conveyor;
the steel bracket is abutted against the weighing and measuring hopper and is used for supporting the weighing and measuring hopper.
Preferably, the metering component further comprises a plurality of pressure sensors and an electric butterfly valve;
the electric butterfly valve is arranged at an outlet at the lower end of the weighing hopper;
the pressure sensors are uniformly arranged on the outer side wall of the weighing and metering hopper and are electrically connected with the electric butterfly valve;
the pressure sensors are used for controlling the electric butterfly valve to be opened or closed according to the weight of the powder in the weighing and metering hopper.
Preferably, the conveying means further comprises a second single-tube screw conveyor;
one end of the second single-pipe screw conveyer is connected with the two weighing and metering hoppers which are arranged side by side, and the other end of the second single-pipe screw conveyer is connected with the waiting hopper of the stirrer.
Preferably, the first single-pipe screw conveyor and the second single-pipe screw conveyor both have a frequency conversion adjusting function.
Preferably, the vertical height of the end of the first single-pipe screw conveyer connected with the double-pipe screw conveyer is lower than that of the end of the first single-pipe screw conveyer connected with the three-way material distributing valve.
The utility model provides a powder conveyor is filled to lotion realizes through setting up feeding, transport, measurement part. In the working process, the paste filling powder is put into a feeding device, and the feeding device separates part of the powder to be measured and puts the powder into a conveying part; the conveying part conveys the powder to be measured to the measuring part; the metering component is used for weighing the powder and then conveying the powder to be metered to a hopper at the upper part of the stirrer. This powder conveyor, only need set up the feeding, carry and the measurement part can, treat that the measurement powder feeding, carry, measurement integration, because the conveying part carries the powder to the measurement part, and the measurement part is measured under static condition, consequently the measurement is more accurate, can avoid relapseing numerous and diverse measurement, effectual reduction and control cost.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a powder conveying device provided by the present invention;
fig. 2 is a schematic structural diagram of a powder conveying device according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a weighing hopper in the powder conveying device according to the embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the utility model provides an adopt progressive mode to write.
The embodiment of the utility model provides a powder conveyor. The method mainly solves the problems that in the prior art, the metering error of paste filling powder is large, the operation cost is increased, the strength of a filling body is influenced, and the like.
Referring to fig. 1 to 3, a powder conveying apparatus includes a feeding unit 1, a conveying unit 2, and a metering unit 3;
the feeding part 1 is connected with the conveying part 2, and the feeding part 1 is used for feeding powder;
the conveying component 2 is connected with the metering component 3, and the conveying component 2 is used for conveying the powder to the metering component 3;
the metering device 3 is used for weighing the powder.
The utility model provides a powder conveyor is filled to lotion realizes through setting up feeding, transport, measurement part. In the working process, the paste filling powder is put into a feeding device, and the feeding device separates part of the powder to be measured and puts the powder into a conveying part; the conveying part conveys the powder to be measured to the measuring part; the metering component is used for weighing the powder and then conveying the powder to be metered to a hopper at the upper part of the stirrer. This powder conveyor, only need set up the feeding, carry and the measurement part can, treat that the measurement powder feeding, carry, measurement integration, because the conveying part carries the powder to the measurement part, and the measurement part is measured under static condition, consequently the measurement is more accurate, can avoid relapseing numerous and diverse measurement, effectual reduction and control cost.
Preferably, the feeding member 1 includes a hopper 11 and a shutter 12;
the lower end of the powder bin 11 is provided with a feed opening 111;
the bottom end of the feed opening 111 is abutted against the upper surface of the gate plate 12;
the shutter 12 is used to open or close the feed opening 111.
In the practical application process, the lower end of the powder bin is provided with a feed opening for discharging powder to be measured in the powder bin to a transportation part. The gate is designed to control the opening and closing of the feed opening.
Preferably, conveying means 2 comprise a double-tube screw conveyor 21 and a first single-tube screw conveyor 22;
one end of a double-pipe screw conveyor 21 is abutted against the lower surface of the flashboard 12, and the other end of the double-pipe screw conveyor is connected with a first single-pipe screw conveyor 22;
the double-pipe screw conveyor 21 is used for conveying the powder in the powder bin 11 to the first single-pipe screw conveyor 22.
In the actual application process, a double-pipe screw conveyor is used on the lower surface of the flashboard, receives powder from the feed opening and conveys the powder to a first single-pipe screw conveyor connected with the double-pipe screw conveyor. The double-pipe screw conveyor is provided with two pipelines capable of conveying powder, so that the powder can be stably conveyed to the metering component, and errors in powder weight metering are reduced.
Preferably, the conveying means 2 further comprise a three-way dispensing valve 23;
one end of a three-way material distributing valve 23 is connected with the first single-pipe screw conveyer 22, and the other end is connected with the metering component 3;
the three-way material distributing valve 23 is used for switching the powder conveying direction in the first single-pipe screw conveyor 22.
In the practical application process, the inlet of the three-way material distributing valve is connected with the first single-pipe screw conveyer, and the powder conveying direction is controlled by adjusting the three-way powder valve. When powder is conveyed, the powder can be continuously conveyed, and after the conveying and metering of one pipeline are finished, the powder is transferred to another pipeline through the three-way material distributing valve to be continuously conveyed and metered.
Preferably, the metering member 3 comprises two weighing hoppers 31 and a steel support 32 set side by side;
the two weighing hoppers 31 are connected with the three-way distributing valve 23, and the weighing hoppers 31 are used for weighing and metering the powder conveyed from the first single-pipe screw conveyor 22;
the steel bracket 32 abuts against the weighing hopper 31 for supporting the weighing hopper 31.
In the practical application process, two weighing hoppers arranged side by side are supported by a steel bracket, the weighing hoppers are connected with the outlet of the three-way distributing valve, powder fed from the inlet of the three-way distributing valve of the first single-pipe screw conveyor is received, and the powder is weighed and metered.
Preferably, the metering member 3 also comprises several pressure sensors 33 and an electric butterfly valve 34;
the electric butterfly valve 34 is arranged at the outlet of the lower end of the weighing hopper 31;
the pressure sensors 33 are uniformly arranged on the outer side wall of the weighing hopper 31 and are electrically connected with the electric butterfly valve 34;
the pressure sensors 33 are used for controlling the opening or closing of the electric butterfly valve 34 according to the weight of the powder in the weighing and metering hopper 31.
In the practical application process, still can set up a plurality of pressure sensor and electric butterfly valve, pressure sensor generally sets up on weighing and measuring fill lateral wall and with electric butterfly valve electric connection. After the metering is finished, the numerical value of the weight of the powder can be preset in advance, and when the numerical value is exceeded, the electric butterfly valve is controlled to be opened, so that the powder in one weighing hopper is discharged from the lower end outlet. At the moment, the three-way material distributing valve is rotated to enable the other weighing and metering hopper to continue weighing, the two weighing and metering hoppers which are arranged side by side are alternately used, feeding, conveying and metering are continuously carried out, and metering is accurate.
Preferably, the conveying means 2 further comprise a second single-tube screw conveyor 24;
one end of the second single-pipe screw conveyer 24 is connected with two weighing hoppers 31 which are arranged side by side, and the other end is connected with the waiting hopper of the stirrer.
In the actual application process, a second single-pipe screw conveyor is respectively connected with the lower ends of two weighing hoppers which are arranged side by side, and the other end of the second single-pipe screw conveyor is connected with a material waiting hopper of a stirring machine; and after the powder in any weighing hopper is weighed, conveying the powder to a waiting hopper of the stirrer by a second single-pipe screw conveyor.
Preferably, both the first single-tube screw conveyor 22 and the second single-tube screw conveyor 24 have a variable frequency adjustment function.
In the actual application process, because the stability and the efficiency of powder conveying need to be measured, consequently first single-tube conveyer and second single-tube screw conveyer must possess the frequency conversion regulatory function, can adjust first, second single-tube screw conveyer's conveying speed according to actual need.
Preferably, the vertical height of the end of the first single-pipe screw conveyor 22 connected with the double-pipe screw conveyor 21 is lower than that of the end of the first single-pipe screw conveyor 22 connected with the three-way material distributing valve 23.
In the actual application process, because the stability of carrying the powder is guaranteed, and the powder that discharges from the powder storehouse is very fast at the effect whereabouts speed of gravity, is unfavorable for the stability that the powder was carried, consequently, can be less than the one end that first single tube screw conveyer and double-barrelled screw conveyer are connected one end vertical height and divide the material valve to be connected with the tee bend with first single tube screw conveyer.
It is right above that the utility model provides a powder conveyor introduces in detail. The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The powder conveying device is characterized by comprising a feeding part (1), a conveying part (2) and a metering part (3);
the feeding part (1) is connected with the conveying part (2), and the feeding part (1) is used for feeding powder;
the conveying component (2) is connected with the metering component (3), and the conveying component (2) is used for conveying powder to the metering component (3);
the metering component (3) is used for weighing the powder.
2. The powder conveying apparatus according to claim 1, wherein said feeding member (1) comprises a powder bin (11) and a shutter (12);
the lower end of the powder bin (11) is provided with a feed opening (111);
the bottom end of the feed opening (111) is abutted against the upper surface of the gate plate (12);
the shutter (12) is used for opening or closing the feed opening (111).
3. The powder conveying apparatus according to claim 2, wherein said conveying means (2) comprises a double-tube screw conveyor (21) and a first single-tube screw conveyor (22);
one end of the double-pipe screw conveyor (21) is abutted against the lower surface of the flashboard (12), and the other end of the double-pipe screw conveyor is connected with the first single-pipe screw conveyor (22);
the double-pipe screw conveyor (21) is used for conveying powder in the powder bin (11) to the first single-pipe screw conveyor (22).
4. The powder conveying device according to claim 3, wherein said conveying means (2) further comprises a three-way distributing valve (23);
one end of the three-way material distributing valve (23) is connected with the first single-pipe screw conveyor (22), and the other end of the three-way material distributing valve is connected with the metering component (3);
the three-way material distributing valve (23) is used for switching the powder conveying direction in the first single-pipe screw conveyor (22).
5. The powder conveying device according to claim 4, characterized in that said metering member (3) comprises two weighing hoppers (31) and a steel support (32) set side by side;
the two weighing and metering hoppers (31) are connected with the three-way distributing valve (23), and the weighing and metering hoppers (31) are used for weighing and metering powder conveyed from the first single-pipe screw conveyor (22);
the steel bracket (32) is abutted against the weighing hopper (31) and is used for supporting the weighing hopper (31).
6. The powder conveying device according to claim 5, characterized in that said metering means (3) further comprise a plurality of pressure sensors (33) and electric butterfly valves (34);
the electric butterfly valve (34) is arranged at an outlet at the lower end of the weighing hopper (31);
the pressure sensors (33) are uniformly arranged on the outer side wall of the weighing and metering hopper (31) and are electrically connected with the electric butterfly valve (34);
the pressure sensors (33) are used for controlling the electric butterfly valve (34) to be opened or closed according to the weight of the powder in the weighing hopper (31).
7. The powder conveying apparatus according to claim 6, wherein said conveying means (2) further comprises a second single-tube screw conveyor (24);
one end of the second single-pipe screw conveyor (24) is connected with the two weighing hoppers (31) which are arranged side by side, and the other end of the second single-pipe screw conveyor is connected with the waiting hopper of the stirrer.
8. The powder conveying apparatus according to claim 7, wherein said first single-tube screw conveyor (22) and said second single-tube screw conveyor (24) each have a variable-frequency regulation function.
9. The powder conveying device according to claim 4, wherein the vertical height of the end of the first single-pipe screw conveyor (22) connected with the double-pipe screw conveyor (21) is lower than that of the end of the first single-pipe screw conveyor (22) connected with the three-way distributing valve (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023101698.6U CN214269070U (en) | 2020-12-24 | 2020-12-24 | Powder conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023101698.6U CN214269070U (en) | 2020-12-24 | 2020-12-24 | Powder conveying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214269070U true CN214269070U (en) | 2021-09-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023101698.6U Active CN214269070U (en) | 2020-12-24 | 2020-12-24 | Powder conveying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214269070U (en) |
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2020
- 2020-12-24 CN CN202023101698.6U patent/CN214269070U/en active Active
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